DTHDR.TXT: DATA TAKE HEADER FILE 1 2 3 4 5 6 7 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 111.42 Site Name: Karakax Valley, China Site ID: G26 Mission ID: SRL-2 Sensor ID: SIR-C Radar Data Acquisition Mode: SIR-C 11 / X-SAR Antenna Direction: Right Looking Orbit Direction: Descending Pulse Bandwidth (MHz): 10 Pulse Duration (micro sec): 34 Quantization Format: BFPQ Beam Spoiling Mode: 0 PRF (Hz): 1488.000 Frequency Band: L Carrier Frequency (GHz): 1.254 Wavelength (m): 0.239 Polarization Channel: HH Product Type: Survey Image Data Take Start GMT: 1994/280:06:31:39.0 Data Take End GMT: 1994/280:06:34:49.5 Data Take Duration (min:sec): 3:11 Latitude at Start GMT: 41 deg 20.4' N Longitude at Start GMT: 72 deg 18.3' E Latitude at End GMT: 32 deg 20.0' N Longitude at End GMT: 82 deg 57.5' E Center Incidence Angle (deg): 52.5 Track Angle at Image Center: 136.5 deg E of True North Along-Track Image Size (km): 1382.4 Cross-Track Image Size (km): 59.0 Along-Track Resolution (m): 69 Cross-Track Resolution (m): 81 Along-Track Pixel Spacing (m): 50 Cross-Track Pixel Spacing (m): 50 Radiometric Representation: 8-bit Amplitude Geometric Reresentation: Ground Range Signal-to-Noise Ratio (dB): 13.7 Bit Error Rate (exponent): 0.0 Number of Looks: 4.0 Image Segment Size (km): 100 Image Segments: 14 Bytes per Record: 2000 Records per Segment: 1330 Product Generation Date: Oct 31, 1994 Processing Facility: JPL Processor S/W Version: 1.2.6 Available Standard Products: LHH, LHV, CHH, CHV, XVV Processing Run Number: 40242 Comments: SEG_01 Lat/Long Near Early: 41 deg 32.2' N 72 deg 32.7' E Lat/Long Far Early: 41 deg 8.5' N 72 deg 4.1' E GMT Center 1994/280:06:31:45.9 Lat/Long Center: 41 deg 2.2' N 72 deg 44.6' E Lat/Long Near Late: 40 deg 55.6' N 73 deg 25.0' E Lat/Long Far Late: 40 deg 32.1' N 72 deg 56.3' E SEG_02 Lat/Long Near Early: 40 deg 55.6' N 73 deg 25.0' E Lat/Long Far Early: 40 deg 32.1' N 72 deg 56.3' E GMT Center 1994/280:06:31:59.7 Lat/Long Center: 40 deg 25.5' N 73 deg 36.3' E Lat/Long Near Late: 40 deg 18.6' N 74 deg 16.2' E Lat/Long Far Late: 39 deg 55.3' N 73 deg 47.5' E SEG_03 Lat/Long Near Early: 40 deg 18.6' N 74 deg 16.2' E Lat/Long Far Early: 39 deg 55.3' N 73 deg 47.5' E GMT Center 1994/280:06:32:13.5 Lat/Long Center: 39 deg 48.3' N 74 deg 27.0' E Lat/Long Near Late: 39 deg 41.0' N 75 deg 6.5' E Lat/Long Far Late: 39 deg 18.1' N 74 deg 37.6' E SEG_04 Lat/Long Near Early: 39 deg 41.0' N 75 deg 6.5' E Lat/Long Far Early: 39 deg 18.1' N 74 deg 37.6' E GMT Center 1994/280:06:32:27.2 Lat/Long Center: 39 deg 10.7' N 75 deg 16.7' E Lat/Long Near Late: 39 deg 3.1' N 75 deg 55.7' E Lat/Long Far Late: 38 deg 40.4' N 75 deg 26.8' E SEG_05 Lat/Long Near Early: 39 deg 3.1' N 75 deg 55.7' E Lat/Long Far Early: 38 deg 40.4' N 75 deg 26.8' E GMT Center 1994/280:06:32:41.0 Lat/Long Center: 38 deg 32.7' N 76 deg 5.5' E Lat/Long Near Late: 38 deg 24.7' N 76 deg 44.0' E Lat/Long Far Late: 38 deg 2.2' N 76 deg 15.1' E SEG_06 Lat/Long Near Early: 38 deg 24.7' N 76 deg 44.0' E Lat/Long Far Early: 38 deg 2.2' N 76 deg 15.1' E GMT Center 1994/280:06:32:54.8 Lat/Long Center: 37 deg 54.2' N 76 deg 53.3' E Lat/Long Near Late: 37 deg 45.9' N 77 deg 31.3' E Lat/Long Far Late: 37 deg 23.7' N 77 deg 2.4' E SEG_07 Lat/Long Near Early: 37 deg 45.9' N 77 deg 31.3' E Lat/Long Far Early: 37 deg 23.7' N 77 deg 2.4' E GMT Center 1994/280:06:33:08.6 Lat/Long Center: 37 deg 15.3' N 77 deg 40.2' E Lat/Long Near Late: 37 deg 6.7' N 78 deg 17.8' E Lat/Long Far Late: 36 deg 44.8' N 77 deg 48.8' E SEG_08 Lat/Long Near Early: 37 deg 6.7' N 78 deg 17.8' E Lat/Long Far Early: 36 deg 44.8' N 77 deg 48.8' E GMT Center 1994/280:06:33:22.4 Lat/Long Center: 36 deg 36.1' N 78 deg 26.2' E Lat/Long Near Late: 36 deg 27.2' N 79 deg 3.3' E Lat/Long Far Late: 36 deg 5.5' N 78 deg 34.4' E SEG_09 Lat/Long Near Early: 36 deg 27.2' N 79 deg 3.3' E Lat/Long Far Early: 36 deg 5.5' N 78 deg 34.4' E GMT Center 1994/280:06:33:36.1 Lat/Long Center: 35 deg 56.5' N 79 deg 11.3' E Lat/Long Near Late: 35 deg 47.3' N 79 deg 48.0' E Lat/Long Far Late: 35 deg 25.8' N 79 deg 19.1' E SEG_10 Lat/Long Near Early: 35 deg 47.3' N 79 deg 48.0' E Lat/Long Far Early: 35 deg 25.8' N 79 deg 19.1' E GMT Center 1994/280:06:33:49.9 Lat/Long Center: 35 deg 16.5' N 79 deg 55.6' E Lat/Long Near Late: 35 deg 7.0' N 80 deg 31.9' E Lat/Long Far Late: 34 deg 45.8' N 80 deg 3.0' E SEG_11 Lat/Long Near Early: 35 deg 7.0' N 80 deg 31.9' E Lat/Long Far Early: 34 deg 45.8' N 80 deg 3.0' E GMT Center 1994/280:06:34:03.7 Lat/Long Center: 34 deg 36.2' N 80 deg 39.1' E Lat/Long Near Late: 34 deg 26.4' N 81 deg 15.0' E Lat/Long Far Late: 34 deg 5.4' N 80 deg 46.1' E SEG_12 Lat/Long Near Early: 34 deg 26.4' N 81 deg 15.0' E Lat/Long Far Early: 34 deg 5.4' N 80 deg 46.1' E GMT Center 1994/280:06:34:17.5 Lat/Long Center: 33 deg 55.6' N 81 deg 21.8' E Lat/Long Near Late: 33 deg 45.5' N 81 deg 57.3' E Lat/Long Far Late: 33 deg 24.7' N 81 deg 28.4' E SEG_13 Lat/Long Near Early: 33 deg 45.5' N 81 deg 57.3' E Lat/Long Far Early: 33 deg 24.7' N 81 deg 28.4' E GMT Center 1994/280:06:34:31.3 Lat/Long Center: 33 deg 14.6' N 82 deg 3.7' E Lat/Long Near Late: 33 deg 4.3' N 82 deg 38.8' E Lat/Long Far Late: 32 deg 43.7' N 82 deg 10.0' E SEG_14 Lat/Long Near Early: 33 deg 4.3' N 82 deg 38.8' E Lat/Long Far Early: 32 deg 43.7' N 82 deg 10.0' E GMT Center 1994/280:06:34:45.0 Lat/Long Center: 32 deg 33.4' N 82 deg 44.9' E Lat/Long Near Data End: 32 deg 30.1' N 83 deg 11.9' E Lat/Long Far Data End: 32 deg 9.7' N 82 deg 43.2' E